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Brewster Windows
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Specifications：
| Material | BK7 or UV fused silica |
| Diameter Tolerance | +0/-0.15mm |
| Thickness Tolerance | ±0.25mm |
| Clear Aperture | ＞Central 85% of diameter |
| Parallelism | ＜5″ |
| Surface Quality | 20/10 |
| Transmitted Wavefront |
λ/10 @632.8nm |
| Brewster Angle (θ) |
56.6° @588nm（BK7） 56.1° @308nm（UVFS） |
| Chamfers |
＜0.35mm face width ×45° |
• Most sizes λ /20 transmitted wavefront, 10-5 surface quality；
• All kinds of coatings are available；
• Custom designs for other sizes and coatings are also available upon request.
Order Information：
| WINB | ---- | 100 | ---- | 020 | ---- | BK7 |
| ↓ | ↓ | ↓ | ↓ | |||
| Product Code | Dia=10.0mm | Thickness=2.0mm | Material |
Brewster Windows：
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